Portable work bench



FIG. 1 is a front perspective view of an embodiment of a portable workbench showing our new design, with support arms in retracted position.

FIG. 2 is a left side elevational view.

FIG. 3 is a right side elevational view.

FIG. 4 is a front elevational view.

FIG. 5 is a rear elevational view.

FIG. 6 is a top plan view;

FIG. 7 is a bottom plan view; and,

FIG. 8 is a front perspective view with the support arms in extendedposition.

The ornamental design for a portable work bench, as shown and described. 